/Engine/Source/Runtime/Core/Public/Containers/Array.h
Searches for the first entry of the specified type, will only work withTArray. Optionally return the item's index, and can specify the start index.
True if element was found. False otherwise.
template<typename SearchType> bool FindItemByClass ( SearchType ** Item, [SizeType](API\Runtime\Core\Containers\TArray\SizeType) * ItemIndex, [SizeType](API\Runtime\Core\Containers\TArray\SizeType) StartIndex ) const